/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.inlong.sort.formats.util;

import org.apache.flink.configuration.ReadableConfig;

/**
 * Used for validate format options {@link ReadableConfig}.
 */
public class ValidateUtils {

    public static void validateString(
            String key,
            String value,
            boolean isOptional) {
        validateString(key, value, isOptional, 0, Integer.MAX_VALUE);
    }

    public static void validateString(
            String key,
            String value,
            boolean isOptional,
            int minLen) {
        validateString(key, value, isOptional, minLen, Integer.MAX_VALUE);
    }

    public static void validateString(
            String key,
            String value,
            boolean isOptional,
            int minLen,
            int maxLen) {

        if (value == null) {
            if (!isOptional) {
                throw new IllegalArgumentException(String.format("Value of key %s must not be null!", key));
            }
        } else {
            if (value.length() < minLen) {
                throw new IllegalArgumentException(
                        String.format("Value's length of key %s should be shorter than %d!",
                                key, minLen));
            }

            if (value.length() > maxLen) {
                throw new IllegalArgumentException(
                        String.format("Value's length of key %s should be longer than %d!",
                                key, minLen));
            }
        }
    }
}
